>but it seems the existing driver ICs don't match the >majority of existing low-Rdson MOSFETs. What FET are you using that you need 12V anyway? All the low RDSon ones I have seen are speced at 10V. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist